lingering cyano

brad65ford

New member
Ok so like you guys i have multiple tanks through out the home:o Two of my systems have/had cyano in which one we have dosed with cyano solutions which never really cleared up. The other tank we have just started to get some cyano strings hanging from algae and some corals. I'm reluctant to do anything just yet since i'm hoping one large water change might help. Any thoughts?
 
Increase nutrient export and increased flow

Hum,, I do agree on more flow for those that need it but regarding nutrient export I can't agree with since cyano has been know to live even in unmeasurable nutrient levels which one of my tank has. I'm actually waiting for some nutrients to get back in the tank so my corals will get coral again, its as if the cayno is what is stripping the tank from nutrients. Still can not get ride of it i'm glad it just not as bad is it was.
 
Hum,, I do agree on more flow for those that need it but regarding nutrient export I can't agree with since cyano has been know to live even in unmeasurable nutrient levels which one of my tank has. I'm actually waiting for some nutrients to get back in the tank so my corals will get coral again, its as if the cayno is what is stripping the tank from nutrients. Still can not get ride of it i'm glad it just not as bad is it was.

I'm with you. FWIW, here is what I've been doing (without success) so far:

http://www.reefcentral.com/forums/showthread.php?p=24045447#post24045447

Mike
 
I'm with you. FWIW, here is what I've been doing (without success) so far:

http://www.reefcentral.com/forums/showthread.php?p=24045447#post24045447

Mike

What i'm wondering is if the cyano that lives inside the corals is coming out do to x,y,z reasons. Its just a guess i do not know though since there are systems with out corals that have cyano.

https://microbewiki.kenyon.edu/index.php/Coral_microbial_ecology

Cyanobacteria also live inside the coral tissue and produce food for the coral, although in much lesser amounts than zooxanthellae. Some cyanobacteria are able to perform nitrogen fixation, which converts nitrogen in the coral’s aquatic atmosphere into usable compounds.
 
Since cyano is a bacteria and not an algae wouldn't some type of antibiotic work to get rid of the bacteria? Just thinking out loud
 
For me, repeated 3-day lights out sessions have drastically helped reduce the cyano in my system. The chemical douche method only impacted my wallet. I also believe my algae turf scrubber has done an excellent job exporting excess nutes.
 
Lights out only reduces what you see, it doesn't reduce the bacteria. Cyano will run it's course no matter what you do. But start with mat removal once a week, once a week wc of 10% and watch not to over feed. Doing this the bacteria will die off it just takes time.
 
Lights out only reduces what you see, it doesn't reduce the bacteria. Cyano will run it's course no matter what you do. But start with mat removal once a week, once a week wc of 10% and watch not to over feed. Doing this the bacteria will die off it just takes time.

Going to try 2-3 days lights out with one large water change. Already have the tanks boxed up but still getting air via skimmer. This will be interesting, hopefully wont kill the fish :o
 
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